<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<p>会员余额：¥<span>0</span></p>
		<input type="text" placeholder="请输入充值金额" id="input1" value="" />
		<button type="btn1">充值</button>
		<script type="text/javascript">
			var myname='zkp';
			let age=18;
			let isBoy=true;
			let citys=['西安','杨凌','安康','汉中','铜川'];
			let person={
				name:'Mabaoguo',
				age:70,
				haswude:true,
				kongfu:[
					'耗子尾汁',
					'偷袭',
					'大意了没有闪',
					'有备而来',
					'接化发'
				]
			}
			function showValue()
			{
			console.log(myname);
			console.log(age);
			console.log(isBoy);
			console.log(citys);
			console.log(person);
			}
		showValue()
		//============================
		let btn =document.getElementById('btn1');
		let input=document.querySelector('#input1');
		console.log(btn);
		console.log(input);
		</script>
	</body>
</html>
